Revert of Make win_clang bot use the lld linker.

Revert of Make win_clang bot use the lld linker. (patchset #4 id:80001 of https://codereview.chromium.org/1881313002/ )

Reason for revert:
Looks like this is much slower than link.exe.

Original issue's description:
> Make win_clang bot use the lld linker.
>
> lld can't create .pdb files yet, but win_clang doesn't run any tests, so
> that's ok.
>
> I'd like to check if this improves cycle time, and if so, how much. I might
> revert this again in a day or two.
>
> Depends on https://llvm.org/bugs/show_bug.cgi?id=27335
>
> BUG=none
>
> Committed: https://crrev.com/3aba1a0af10235c54db7253c46525825c1cf2c38
> Cr-Commit-Position: refs/heads/master@{#396205}

TBR=dpranke@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=none

Committed: https://crrev.com/53d2a33dda162bc63e8d653399bd5f8d307e7363
Cr-Commit-Position: refs/heads/master@{#396260}

[Nico, 2016-05-26 19:46:18]

Created Revert of Make win_clang bot use the lld linker.

[commit-bot: I haz the power, 2016-05-26 19:46:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2010963004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2010963004/1

[commit-bot: I haz the power, 2016-05-26 19:47:19]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-26 19:49:42]

Description was changed from

==========
Revert of Make win_clang bot use the lld linker. (patchset #4 id:80001 of
https://codereview.chromium.org/1881313002/ )

Reason for revert:
Looks like this is much slower than link.exe.

Original issue's description:
> Make win_clang bot use the lld linker.
> 
> lld can't create .pdb files yet, but win_clang doesn't run any tests, so
> that's ok.
> 
> I'd like to check if this improves cycle time, and if so, how much. I might
> revert this again in a day or two.
> 
> Depends on https://llvm.org/bugs/show_bug.cgi?id=27335
> 
> BUG=none
> 
> Committed: https://crrev.com/3aba1a0af10235c54db7253c46525825c1cf2c38
> Cr-Commit-Position: refs/heads/master@{#396205}

TBR=dpranke@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=none
==========

to

==========
Revert of Make win_clang bot use the lld linker. (patchset #4 id:80001 of
https://codereview.chromium.org/1881313002/ )

Reason for revert:
Looks like this is much slower than link.exe.

Original issue's description:
> Make win_clang bot use the lld linker.
>
> lld can't create .pdb files yet, but win_clang doesn't run any tests, so
> that's ok.
>
> I'd like to check if this improves cycle time, and if so, how much. I might
> revert this again in a day or two.
>
> Depends on https://llvm.org/bugs/show_bug.cgi?id=27335
>
> BUG=none
>
> Committed: https://crrev.com/3aba1a0af10235c54db7253c46525825c1cf2c38
> Cr-Commit-Position: refs/heads/master@{#396205}

TBR=dpranke@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=none

Committed: https://crrev.com/53d2a33dda162bc63e8d653399bd5f8d307e7363
Cr-Commit-Position: refs/heads/master@{#396260}
==========

[commit-bot: I haz the power, 2016-05-26 19:49:43]

Patchset 1 (id:??) landed as
https://crrev.com/53d2a33dda162bc63e8d653399bd5f8d307e7363
Cr-Commit-Position: refs/heads/master@{#396260}

[Dirk Pranke, 2016-05-27 22:54:12]

lgtm